<div ng-controller="alertCtrl1">
    <input type="button" value="info" ng-click="info()" /><br>
    <input type="button" value="warn" ng-click="warn()" /><br>
    <input type="button" value="error" ng-click="error()" /><br>
    <input type="button" value="success" ng-click="success()" /><br>
    <input type="button" value="confirm" ng-click="confirm()" /><br>
</div>